Abstract: A switch device includes a housing, an operating body that is held by the housing and is pushed into the housing by a push operation, an operating body-side guide portion protruding from a lower surface of the operating body, a housing-side guide portion that protrudes from a bottom surface of the interior of the housing and, together with the operating body-side guide portion, guides movement of the operating body based on the push operation, and an elastic body that is provided between the operating body and the housing on the outer side of the operating body-side guide portion and the housing-side guide portion and applies an elastic force to the housing and the operating body.